Welcome to the Saint-Gobain Weber online U-value calculator.

To get your U-value calculation simply fill out the form below using the drop down boxes and click the "Calculate U-value" button. You will then have the opportunity to download a PDF of your calculation and also get this emailed to your account. If the options below do not cover your requirements please contact our Technical Team on 08703 330070 or email specifications@netweber.co.uk.

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Saint-Gobain Weber
External Wall Insulation System:
Insulation Thickness:

Outside Surface  
External Finish
Thermal Insulation

This U-value calculation is provided to customers free of charge and is based on information you have entered. No duty of care is owed to the recipient or any other third party and Saint-Gobain Weber cannot accept liability in respect of the information shown. The insulation thicknesses have been calculated with the latest available Lambda values for the insulation material declared by the manufacturers. Calculations are based on generic components and need to be verified for any particular structure, components and system. It is essential that you should request specific calculations from Saint-Gobain Weber based on the actual materials to be used. For more information please call us on 08703 330070 or email specifications@netweber.co.uk